19843395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 38923248

約数和(自身を除く): 19079853

約数列:

[1, 3, 5, 11, 13, 15, 29, 33, 39, 55, 65, 87, 121, 143, 145, 165, 195, 319, 363, 377, 429, 435, 605, 715, 841, 957, 1131, 1573, 1595, 1815, 1885, 2145, 2523, 3509, 4147, 4205, 4719, 4785, 5655, 7865, 9251, 10527, 10933, 12441, 12615, 17545, 20735, 23595, 27753, 32799, 45617, 46255, 52635, 54665, 62205, 101761, 120263, 136851, 138765, 163995, 228085, 305283, 360789, 508805, 601315, 684255, 1322893, 1526415, 1803945, 3968679, 6614465, 19843395]

約数ペア:

[(1, 19843395), (3, 6614465), (5, 3968679), (11, 1803945), (13, 1526415), (15, 1322893), (29, 684255), (33, 601315), (39, 508805), (55, 360789), (65, 305283), (87, 228085), (121, 163995), (143, 138765), (145, 136851), (165, 120263), (195, 101761), (319, 62205), (363, 54665), (377, 52635), (429, 46255), (435, 45617), (605, 32799), (715, 27753), (841, 23595), (957, 20735), (1131, 17545), (1573, 12615), (1595, 12441), (1815, 10933), (1885, 10527), (2145, 9251), (2523, 7865), (3509, 5655), (4147, 4785), (4205, 4719)]